11001089288 has 64 divisors (see below), whose sum is σ = 24365214720. Its totient is φ = 4556851200.

The previous prime is 11001089287. The next prime is 11001089299. The reversal of 11001089288 is 88298010011.

It is a happy number.

11001089288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11001089287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1525820 + ... + 1533012.

It is an arithmetic number, because the mean of its divisors is an integer number (380706480).

Almost surely, 2^11001089288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11001089288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12182607360).

11001089288 is an abundant number, since it is smaller than the sum of its proper divisors (13364125432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11001089288 is a wasteful number, since it uses less digits than its factorization.

11001089288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8118 (or 8114 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 38.

Adding to 11001089288 its reverse (88298010011), we get a palindrome (99299099299).

The spelling of 11001089288 in words is "eleven billion, one million, eighty-nine thousand, two hundred eighty-eight".